.btn.custom-btn {
    background-color: transparent;
    border-radius: 4px;
    border: 2px solid #ffffff;
    color: #fff;
    display: inline-block;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 12px 35px;
    -webkit-transition: all 0.5s;
    transition: all 0.5s
}